Question

The material A is a fossil fuel which is extracted from the earth. It is said to be formed from buried, large land plants by a very slow process B. When A is heated in absence of air in process called C, then it gives three product D, E and F. The product D is used as reducing agent in extraction of metals, The product E is used as an industrial fuel, where as the product F has been traditionally used for metaling the roads....

(a) What could be material A

(b) What is (i) physical state of A
(ii) colour of A

(c) Name the processes (i) B and, (ii) C

(d) What are D, E, F

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Answer 1

Answer:

IX - Maths and science

*handout notebooks*

are printed and available at institute for students to collect.

For courier - contact Nadeem..